Rios, Gerson Pereira, and Francisco José P. Zimmermann. “Epidemiological Aspects and Control of the <i>Cercospora< i> Leaf Spot on Cowpeas”. Pesquisa Agropecuaria Brasileira, vol. 22, no. 3, Apr. 2014, pp. 275-9, doi:10.1590/S1678-3921.pab1987.v22.14322.